Flow price: --
677c96a2b3130c9bcd3263452e3df87e6ebb45e0e9af4814f36a5073c5c142f8

Transaction

Hash: 677c96a2b3130c9bcd3263452e3df87e6ebb45e0e9af4814f36a5073c5c142f8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 677c96a2b3130c9bcd3263452e3df87e6ebb45e0e9af4814f36a5073c5c142f8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
677c96a2b3130c9bcd3263452e3df87e6ebb45e0e9af4814f36a5073c5c142f8
Status:
ERROR
Block height:
40107782
Block id:
11292bea824f65ef7632de1a9ce16855ed0ad78d1f261b1f12d2dedd4997543a
Timestamp:
Tuesday 1 November 2022 at 13:04:03 UTC
()
Proposer:
Authorizers:
Gas used:
46